Pith Number

pith:BYULUIXI

pith:2022:BYULUIXI6AXORVQNYM6BE7GDRK

not attested not anchored not stored refs pending

Closing lemma and KAM normal form

Jinxin Xue

arxiv:2207.06208 v2 · 2022-07-13 · math.SG · math.DS

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BYULUIXI6AXORVQNYM6BE7GDRK}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

1 paper in Pith

Hamiltonian linking and Symplectic packing

Receipt and verification

First computed	2026-07-05T05:29:02.803817Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e28ba22e8f02ee8d60dc33c127cc38aab5862bf9e3652a8da4337c66e37f78e

Aliases

arxiv: 2207.06208 · arxiv_version: 2207.06208v2 · doi: 10.48550/arxiv.2207.06208 · pith_short_12: BYULUIXI6AXO · pith_short_16: BYULUIXI6AXORVQN · pith_short_8: BYULUIXI

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/BYULUIXI6AXORVQNYM6BE7GDRK \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 0e28ba22e8f02ee8d60dc33c127cc38aab5862bf9e3652a8da4337c66e37f78e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "652c475894cfb4b69864c5e7b923ad4bbb4374fd50af1c774324996330c54a2f",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2022-07-13T14:09:51Z",
    "title_canon_sha256": "52413a28f77b6be07cb0b075419ef001bce2d7f4afa9470ed3f2500904d75471"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.06208",
    "kind": "arxiv",
    "version": 2
  }
}